<!doctype html>
<html>
<head>
    <meta charset="utf-8"/>
    <script src="/kissy/build/seed.js"></script>
    <script>

        function a1() {
            a2();
        }

        function a2() {
            a3();
        }

        function a3() {
            throw new Error('a3 error');
        }

        KISSY.ready(function () {
            a1();
        });
    </script>
</head>
<body>

</body>
</html>